A household of five or more may benefit from an 80 gallon electric or 50 gallon gas water heater figuring out the fhr the quickest and easiest way to see what size water heater you need for your household is to determine the first hour rating or fhr.
40 vs 50 gallon gas water heater.
50 gallon water heaters.
If your family includes 5 or more individuals the ideal water heater size is between 60 and 80 gallons.
A typical 50 gallon electric unit set to 120 degrees takes about.
1 hour and 20 minutes to heat water entering the unit at 60 degrees.
For 2 or 3 people a 40 50 gallon water heater is usually the best.
A 40 gallon tank could recover in just over 1 1 2 hours more less.
The biggest disadvantage of an electric water heater is the comparatively slow recovery rate.
Keep in mind that the size of the water heater is directly related to its cost.
It is specially manufactured to reduce the amount of nox formation and also keeps it safe for use.
When considering the cost of running a 50 gallon water heater over a 40 gallon one the extra 10 gallons actually plays a very small role.
This measures how much water is used during the busiest time of day which is usually right away.
Everyone needs to replace their water heater at some point in time.
Whether you re noticing signs of wear like reduced efficiency or whether your water heater has just failed explosively out you d rather not wait when the time comes to change it.
Which is best for you.
There are other more significant factors.
The 50 gallon gas water heater is run by propane gas which makes it much safer to run.
As you use hot water cold water comes into the bottom of the tank through a tube from top to bottom.
It would take about pending incoming water temp 2 hours to fully recover a 50 gallon water heater after all the hot water has been used.